A lone island used solely for the whole bulk of the Marine presence in the North Blue to reside in and work at. Here is where they report to their superiors and where Bounty Hunters in this sea must carry the hunted for a reward.

Deserted island rich in mountains and old ruins, with a very thick forest in the middle.

The island´s only city is atop a mountain and surrounded by thick forests, most of which hold medicinal plants in large quantities. World Government Island.

A gigantic, star-shaped island filled with irregular landscapes and thick vegetation.

One islands, four towns, eternal competition. The enclave is known for being the birthplace of "Dragon Fist" and being the island where the Karate Dojo and other martial arts dojos exist

An island with a great technological prowess controlled by many corrupt nobles and lead by an even more corrupt king. It is surrounded by forests that hide ancient ruins and has a rainy weather.

A World Government-controlled island with enormous jade mines exploited by the Marine´s slaves, the corruption being almost obvious in this kingdom.

One of the most northern islands of the North Blue, this island is so up there in the sea that most people avoid it, since it is too far from the Grand Line. It´s extremely cold and not just anyone can live in there. However, there are rumors regarding strange things happening to visitors...

This enormous island is separated in two major zones. Towerbridge is a Victorian England-based country in which you´ll find civilized, sophisticated gentlemen and noble, soft-spoken ladies. The other side is Kingsland, a forest tribe of barbarians and rogues.

A small island whose south region contains a dock enabling visitors to enter the forest-filled biome. It´s generally a place where you can find lots of salesmen and merchants

A kingdom still stuck in a medieval-like era. People live in humble houses while king Cyrus resides in a glorious castle. Citizens there trust their king and are not trusty of strangers.

An island that is rich in forests, rivers and wildlife. Most of the population resides on the eastern side, while the western and center are mostly unhabited. A rumor indicates that there are wyverns living on this island.

Mountain-filled island with only a small beach where up to three medium sized ships can fit. Belongs to a powerful assassin organization